Brian’s forthcoming projects include Paul Thomas Anderson’s current untitled feature project, Steven Soderbergh’s Logan Lucky, and Darren Aronofsky’s Mother! He also recently filmed a second season of the RTÉ TV series Rebellion, directed by Catherine Morshead.

Other recent film and television work includes the role of Blacksod in Declan Recks' feature film The Flag, the lead role of Jimmy Mahon in the RTÉ series Rebellion directed by Aku Louhimies, Assassin's Creed directed by Justin Kurzel, Tiger Raid directed by Simon Dixon, the BBC series Stonemouth, History's Future directed by Fiona Tan, Wiebke von Carolsfeld's Stay starring Aidan Quinn and Taylor Schilling, Patrick Ryan's Darkness on the Edge of Town, Serious Swimmers (a short film directed by Andy Taylor Smith for Rankin's Collabor8 programme), and the lead role in Ronan and Rob Burke’s Standby, co-starring Jessica Paré.

Further credits include the role of Gus opposite Kristen Stewart in Snow White and the Huntsman, the role of Sinclair in the BBC adaptation of Benjamin Black’s Quirke series, starring Gabriel Byrne and the lead role of Cormac in How to be Happy, a feature directed by Mark Gaster, Michael Rob Costine & Brian O’Neill.

Recent theatre credits include the role of Brendan in The Weir directed by Amanda Gaughan at the Lyceum Theatre, Edinburgh and the role of Seán in The Walworth Farce directed by Seán Foley at the Olympia Theatre, Dublin, in which he co-starred alongside his brother Domhnall and father Brendan Gleeson. Prior to that he appeared in the Donmar Warehouse’s acclaimed production of Conor McPherson’s The Night Alive, which also ran at the Atlantic Theatre in New York and was named Best Play of 2013/2014 by the New York Drama Critics Circle.

Brian is based in London.